package com.zjw.concurrency.juc;

import java.lang.reflect.InvocationHandler;

public class Test {
    public static void main(String[] args) {
        Integer a = new Integer(98);
        Integer b = new Integer(98);
        String x = "a";
        String y = "a";
        String z = "aa";
        String xy = x + y;
       // xy.intern();
        System.out.println(x == y);
        System.out.println(xy == z);

        System.out.println(a == b);
    }
}
